Biology
Chemistry
Earth & Space
Electricity
100

What do we call all the living organisms in an ecosystem?

Biotic Factors

100

What is the smallest unit of an element that still retains the properties of that element?

Atom

100

What star is at the centre of our solar system?

The Sun

100

What is the unit used to measure electric current?

Amperes

200

What organisms make their own food?

Producers

200

What charge does a proton have?

Positive

200

What force keeps planets in orbit around the Sun?

Gravity

200

What is the unit for electrical resistance?

Ohm

300

What is the main source of energy for most ecosystems?

The Sun

300

What charge does an electron have?

Negative

300

What is the name of the galaxy that contains our solar system?

The Milky Way

300

What device is used to measure electric current?

Ammeter

400

Is a mushroom a producer, consumer, or decomposer?

Decomposer

400

What type of bond forms when electrons are transferred from one atom to another?

Ionic Bond

400

What planet is closest to the Sun?

Mercury

400

What type of electricity involves stationary charges?

Static Electricity

500

What is the variety of life in an ecosystem called?

Biodiversity

500

What type of bond forms when atoms share electrons?

Covalent Bond

500

What is Earth's natural satellite?

The Moon

500

According to Ohm's Law, what happens to current if voltage increases while resistance stays the same?

The Current Increases